it gets quite noisy here in washington. >>> and the pregnant duchess of cambridge makes her first public cambridge makes her first public appearance sin there's a health company that can help you stay that way. what's healthier than that? >>> moving trucks went to take out the furniture and move it to the temporary school that will house the kids. authorities say this school could remain a locked-down crime scene for months to come, as they continue to search for clues and a motive. >>> protesters made their voices heard at the nra office up on capitol hill today. some people feel the association is preventing congress from passing new gun control measures. not everyone agrees. chris gordon has both sides of this debate. >> reporter: good evening. there's no big signs, with the entrance of the capitol hill office of the nra. this is where they do their lobbying. today demonstrators brought the controversial and highly emotionally charged issue of gun control right here. >> we're here today baas the nra has blood on its hands. [ chanting ] >> the group creedo action orgazed this march. >>